Hakone · Tonosawa

Shiunso: the room with its own onsen

by Hakone-Yumoto station. Google rating 4.2 from 401 reviews. Checked on its own website on 15 November 2026.

  • Open-air bath
  • Free-flowing spring
  • Mountain stream view
  • Private dinner

The room to book

Special room with open-air onsen bath

your roomyour own bath hot-spring water

The proof, in Shiunso's own words

但し、3部屋ございます露天風呂付客室の露天風呂に限り温泉でございます。

“However, only the open-air baths in our three rooms with open-air baths use hot spring water.”Shiunso website

絶景が自慢の客室付き露天風呂は信楽焼造りで、源泉掛け流しのお湯をお楽しみいただけます。

“The in-room open-air bath, made of Shigaraki ware and proud of its view, has free-flowing hot spring water.”Shiunso website

お部屋食と客室専用風呂でプライベートを満喫ください。

“Enjoy your privacy with in-room meals and your room's own bath.”Shiunso website

総檜造りの客室付き露天風呂から眺める渓流と緑豊かな景色は、癒しの空間です。

“The mountain stream and greenery seen from the all-cypress in-room open-air bath make a healing space.”Shiunso website
The room, checked
Room to bookSpecial room with open-air onsen bath露天風呂付特別室
Hot-spring water in the roomYes, quoted below
BathOpen-air bath
Free-flowing spring (kakenagashi)Yes
Spring typeWeakly alkaline simple spring
View from the bathMountain stream
DinnerDinner served in your room
BedsNot stated
Rooms with the bathSome rooms only: book by name
Room sizeNot stated
SleepsNot stated

Only 3 rooms have the onsen bath; baths in all other rooms are heated tap water.

Getting this room

  1. Book it by name. Choose "Special room with open-air onsen bath" (露天風呂付特別室). Only some rooms have the bath.
  2. Ask what the website doesn't say. It doesn't mention the beds.
  3. Check the confirmation. It should name the room with the bath. If it doesn't, contact the property.

Nearest other rooms with their own onsen

All 76 in Hakone

Special room with open-air onsen bathCheck prices